VOCAL MICROPHONE TECHNIQUE FOR SINGERS & SOUND ENGINEERS
Here is a quick tutorial from Forefront's Nick Burns, explaining the best ways to use a vocal microphone and setup your gain structure.
It's a great video tool to show to your singers so they can understand how a microphone works, and the ways that they can achieve great sound and results.
The microphones we use on stage (& in studio) have particular characteristics by which they 'listen for' or 'pickup' sound. Knowing how to exploit these characteristics are key to producing the best sound possible.